This a sample write in VBNet to use a free Brettle.Web.NeatUpload.dll in aspnet to upload file max to 2G. I try in IIS and Apache_2.0.59 it can work. Detil see http://www.brettle.com/-write in a sample VBNet to use a free Bre ttle.Web.NeatUpload.dll

sim808 硬件设计手册，sim808 是集gprs和gps于一体的，2G模块，功能稳定-sim808 hardware design

N720 是一款基于高通平台的 4G 全网通工业级模块，外型尺寸为 30mm *28mm *2.8mm。工业 级高性能：超宽工作温度达到-40℃到+85℃，静电能力达到 8KV；支持国内移动/联通/电信三大运 营商的 2G/3G/4G 网络制式，适合用于开发无线抄表终端、车载、手持 POS、工业路由器等物联网 通讯设备。(N720 is a 4-G all-network industrial module based on Qualcomm platform. Its size is 3